As lower layers of air are warmed,

A large body of air throughout which temperature and moisture content are similar is a(n)

An air mass usually brings the weather of

Air masses responsible for cool, dry air in northern summers are

What type of path does a tornado take if it touches down?

A hurricane begins when warm, moist air rises rapidly and the moisture condenses, releasing energy in the form of

Scientists study upper atmospheric conditions to

Doppler radar and satellite images provide information to create

Weather stations report data to

A pattern of meteorological symbols that represent the weather at a particular observing station is a

Weather map symbols H and L indicate

Meteorologists use supercomputers for all of the following purposes EXCEPT

What do scientists use to convey information on a weather map?

Which of the following does NOT measure lower-atmospheric weather conditions?

Meteorologists have tried to control all of the following types of weather EXCEPT

Which of the following attributes is NOT shown by a station model

Lines that connect points of equal temperature on a weather map are called

An instrument package that is carried high into the atmosphere by a helium-filled balloon to measure relative humidity, air pressure, and air temperature is called a(n)

Which of the following conditions is issued when severe weather has been spotted in a given area?

An air mass that originates in the Pacific or Atlantic Ocean and brings warm, moist air is called

A system that uses reflected radio waves to determine the velocity and location of objects is called

An air mass that originates in the U.S. southwest and brings dry, warm air is called

An air mass that originates in the Pacific or Atlantic Ocean and brings cold, moist air is called

Explain how an air mass develops.

How do scientists use computers to understand weather?

How do scientists use computer models to forecast weather?

How do weather stations communicate weather data?

How is a weather map is created?

You are out in a field playing baseball with friends when the sky turns dark and the wind picks up. Suddenly, there is lightning, thunder, and driving rain. What should you do? Explain your answer.

You are a farmer growing fields of drought-resistant wheat on the Great Plains. There are clouds in the blue sky, but no rain. When even this hearty strain of wheat starts to wither in the dry, hot air, you realize something must be done. What action could you take to save your crops?